Home / 790,899.39-1,185,846.25-670,997.66

Finding the Fourth Proportional to 790,899.39, 1,185,846.25 and 670,997.66

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Solution

The fourth proportional to 790,899.39, 1,185,846.25 and 670,997.66 is: 1,006,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,899.39 : 1,185,846.25 = 670,997.66 : x
  2. Step 2: Convert to fraction form
    790,899.39/1,185,846.25 = 670,997.66/x
  3. Step 3: Cross multiply
    790,899.39x = 1,185,846.25 × 670,997.66
  4. Step 4: Simplify right side
    790,899.39x = 795,700,058,869.78
  5. Step 5: Solve for x
    x = 795,700,058,869.78/790,899.39
  6. Step 6: Final answer
    x = 1,006,069.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.